CN103256353A - Double-planet-row converging type multi-clutch speed variator - Google Patents
Double-planet-row converging type multi-clutch speed variator Download PDFInfo
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- CN103256353A CN103256353A CN2013101554630A CN201310155463A CN103256353A CN 103256353 A CN103256353 A CN 103256353A CN 2013101554630 A CN2013101554630 A CN 2013101554630A CN 201310155463 A CN201310155463 A CN 201310155463A CN 103256353 A CN103256353 A CN 103256353A
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Abstract
The invention relates to a double-planet-row converging type multi-clutch speed variator which can meet multi-gear needs. The double-planet-row converging type multi-clutch speed variator comprises a main input shaft, a main output shaft, a multi-plate clutch and a double-planet-row converging mechanism. The multi-plate clutch comprises an input end, at least two clutch output shafts and a clutch mechanism. A first planet row of the double-planet-row converging mechanism comprises a first sun wheel input shaft and a first planet carrier input shaft, a second planet row comprises a second gear ring input shaft, a second planet carrier is in coaxial transmission connection with a first gear ring, and a second sun wheel is in coaxial transmission connection with the main output shaft. Each clutch output shaft comprises an even-number gear clutch output shaft and an odd-number gear clutch output shaft, an odd-number gear selecting and shifting gear set is arranged between the odd-number gear clutch output shaft and the first planet carrier input shaft, and an even-number gear selecting and shifting gear set is arranged between the even-number gear clutch output shaft and the second gear ring input shaft. A first sun wheel input shaft speed variator used for changing the rotating speed of the main input shaft into more than two kinds is arranged between the first sun wheel input shaft and the main input shaft.
Description
Technical field
The present invention relates to double planet wheel rows of mixing convergent current type multi-clutch speed change gear.
Background technique
Speed changer technical development at present is rapid, double-clutch automatic gearbox particularly, and its technology is comparative maturity and because it has solved the problem that the power transmission is interrupted preferably, uses more and more recently.For example application number is 20082009555.6, notification number is disclosed a kind of double clutch five gear automatic speed variators of the Chinese patent of CN201265630Y, comprise that for the primary input axle that connects power source, double clutch, jack shaft and the main output shaft that is connected with primary input shaft drive double clutch comprises with the coaxial input end that is in transmission connection of primary input axle, odd number shelves transmission shaft, even number shelves transmission shaft, reaches for the clutch mechanism of selecting input end and odd number shelves transmission shaft or even number shelves transmission shaft to be in transmission connection.Be equipped with between the corresponding section of described odd number shelves transmission shaft and even number shelves transmission shaft and jack shaft corresponding strange, even number shelves gear train and corresponding very, even number shelves synchronizer, very, even number shelves gear train includes at it and transmits the free gear that the overhead cover of the corresponding axle of moment of torsion rotates assembling, can a free gear in paired odd number shelves gear train or the even number shelves gear train during corresponding synchronizer action be connected to transmit moment of torsion with the place axle and another continues to keep sky to overlap.Because the corresponding odd number shelves of a clutch in the double clutch, the corresponding even number shelves of another clutch, when vehicle is hung into a gear, another clutch and corresponding next gear are in readiness by corresponding synchronizer, as long as separating, current gear just can engage next gear at once, therefore two clutch gearboxes select switching speed very fast, solved the problem that the power transmission is interrupted preferably.
Yet, though dual-clutch transmission of the prior art can solve the problem that the power transmission is interrupted preferably, but require under the more situation at applying working condition complexity, gear, existing dual-clutch transmission can't satisfy the demand for control under the above-mentioned situation.
Summary of the invention
The purpose of this invention is to provide a kind of double planet wheel rows of mixing convergent current type multi-clutch speed change gear that can satisfy many gears demand.
The technical solution used in the present invention is: double planet wheel rows of mixing convergent current type multi-clutch speed change gear, comprise housing, the primary input axle for moment of torsion input, the main output shaft of output torque, and also comprise multi-clutch and the double planet wheel rows of mixing mechanism of confluxing; Described multi-clutch comprises input end, at least two the clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; The described double planet wheel rows of mixing mechanism of confluxing comprises that first planet row and second planet arrange, first sun gear is drawn together in the described first planet package, first planet wheel, first gear ring and first planet carrier, also comprise the first sun gear input shaft to the first sun gear input torque, the first planet carrier input shaft to the first planet carrier input torque, second sun gear is drawn together in the described second planet package, second planet wheel, second gear ring and second planet carrier, also comprise the second gear ring input shaft to the second gear ring input torque, described second planet carrier is coaxial being in transmission connection with described first gear ring, and described second sun gear is in transmission connection with described main output shaft is coaxial; Described clutch output shaft comprises odd number shelves clutch output shaft and even number shelves clutch output shaft, the odd number shelves that are provided with between described odd number shelves clutch output shaft and the described first planet carrier input shaft between transmission moment of torsion select the change gear group, and the even number shelves that are provided with between described even number shelves clutch output shaft and the described second gear ring input shaft between transmission moment of torsion select the change gear group; Be provided with between the described first sun gear input shaft and the described primary input axle for the rotating speed with the primary input axle and change over two or more and export to the first sun gear input shaft speed change gear of the first sun gear input shaft.
The described first sun gear input shaft speed change gear comprises second multi-clutch and second double planet wheel rows of mixing mechanism of confluxing; Described second multi-clutch comprises input end, at least two the second clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; Described second double planet wheel rows of mixing conflux mechanism comprise before planet row and back planet row, preceding sun gear is drawn together in the planet package before described, preceding planet wheel, front ring gear and preceding planet carrier, also comprise the preceding sun gear input shaft of sun gear input torque forward, the preceding planet carrier input shaft of planet carrier input torque forward, rear sun gear is drawn together in the planet package of described back, back planet wheel, back gear ring and back planet carrier, also comprise the back gear ring input shaft of gear ring input torque backward, described back planet carrier is coaxial being in transmission connection with described front ring gear, and described rear sun gear is in transmission connection with described main output shaft is coaxial; The described second clutch output shaft comprises the second odd number shelves clutch output shaft and the second even number shelves clutch output shaft, the second odd number shelves that are provided with between transmission moment of torsion between the described second odd number shelves clutch output shaft and the described preceding planet carrier input shaft select the change gear group, the second even number shelves that are provided with between transmission moment of torsion between the described second even number shelves clutch output shaft and the described back gear ring input shaft select the change gear group, and the preceding sun gear input shaft that is provided with between described preceding sun gear input shaft and the described primary input axle between transmission moment of torsion selects the change gear group.
It all is the gear trains that only comprise the fixed axis gear of a pair of transmission that is meshing with each other that described odd number shelves select change gear group and even number shelves to select the change gear group.
Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the described first planet carrier input shaft and on the second gear ring input shaft.
Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the planet carrier input shaft with on the gear ring input shaft of back before described.
It all is the gear trains that only comprise the fixed axis gear of a pair of transmission that is meshing with each other that the described second odd number shelves select change gear group, the second even number shelves to select change gear group and preceding sun gear input shaft to select the change gear group.
Described primary input axle, multi-clutch, second multi-clutch are to be arranged in order along same straight line, described multi-clutch is provided with the moment of torsion coupling shaft of directly exporting for the moment of torsion of primary input axle, and the input end of described second multi-clutch is to be in transmission connection by coupling and described moment of torsion coupling shaft.
Described double planet wheel rows of mixing convergent current type multi-clutch speed change gear is provided with for each described clutch mechanism of control and the clutch brake operating mechanism of each described break by the action of setting rule.
Described clutch output shaft also comprises for the load output shaft to the load utensil transferring power of correspondence.
Described double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises corresponding described primary input axle, main output shaft, the first sun gear input shaft, preceding sun gear input shaft, each clutch output shaft, each planet carrier input shaft, the speed probe for detection of the rotating speed of each root axle that each gear ring input shaft and load output shaft arrange, also comprise be used to the rotary speed information that obtains described speed probe and according to rotary speed information and control the electronic control unit that described clutch brake operating mechanism moves, the signal output part of speed probe is connected with the signal input part of electronic control unit, electronic control unit and described clutch brake operating mechanism control connection.
Adopt technique scheme of the present invention, select the change gear group by multi-clutch, corresponding odd number shelves, the first planet carrier input shaft can obtain x kind rotating speed, and namely first sun gear can obtain x kind rotating speed.Select the change gear group by multi-clutch, corresponding even number shelves, the first gear ring input shaft can obtain y kind rotating speed, and namely first gear ring can obtain y kind rotating speed.By the first sun gear input shaft speed change gear, the first sun gear input shaft can obtain two or more rotating speeds, namely second sun gear can obtain two or more rotating speeds, therefore, the rotating speed of first sun gear and first planet carrier confluxes the back to first gear ring and the output of second planet carrier, the rotating speed of second planet carrier is exported to second sun gear with the rotating speed of second gear ring back of confluxing again, second sun gear can be realized 2 * x * y kind rotating speed, namely, main output shaft can be realized 2 * x * y kind rotating speed, gear is many, and the gear wide ranges can satisfy the various operation operating modes of tractor to the requirement of speed.
Description of drawings
Fig. 1 a: embodiment's of double planet wheel rows of mixing convergent current type multi-clutch speed change gear of the present invention drive mechanism schematic diagram.
The name of each reference character is called among the figure: the 1-motor, 2-primary input axle, the 3-speed probe, the 4-housing, the 5-second III shelves driving gear, the 6-second even number shelves output shaft, the 7-second II shelves driving gear, the 8-second odd number shelves output shaft, the 9-second I shelves driving gear, the 10-second even number shelves clutch, the 11-second odd number shelves clutch, the 12-coupling, 13-load output shaft, the 14-first odd number shelves clutch, the 15-first even number shelves clutch, the 16-first odd number shelves output shaft, the 17-first I shelves driving gear, the 18-first II shelves driving gear, the 19-first even number shelves output shaft, the 20-second gear ring input shaft, the 21-first II shelves driven gear, the 22-first planet carrier input shaft break, the 23-second gear ring input shaft break, 24-first planet carrier, 25-first gear ring, 26-second gear ring, 27-second planet carrier, 28-second planet wheel, 29-second sun gear, 30-main output shaft, 31-first sun gear, 32-first planet wheel, the 33-first planet carrier input shaft, the 34-first I shelves driven gear, the 35-first sun gear input shaft, 36-clutch brake operating-controlling mechanism, planet carrier behind the 37-, planet wheel behind the 38-, 39-rear sun gear, gear ring behind the 40-, planet carrier before the planet wheel before the 41-front ring gear, 42-, 43-, gear ring input shaft behind the 44-, the 45-second I shelves driven gear, planet carrier input shaft before the 46-second II shelves driven gear, 47-, the 48-second III shelves driven gear, planet carrier input shaft break before the sun gear input shaft before the 49-, 50-, gear ring input shaft break behind the 51-, sun gear before the 52-, the 53-electronic control unit.
Embodiment
One embodiment of the present of invention as shown in Figure 1, it is the double planet wheel rows of mixing convergent current type multi-clutch speed change gear that uses in a kind of tractor, comprise housing 4, the primary input axle 2 that is in transmission connection with the output shaft fixed connection of motor 1, the main output shaft 30 that is used for output torque outside speed change gear, first multi-clutch, the first sun gear input shaft 35, second multi-clutch, before sun gear input shaft 49 and two double planet wheel rows of mixing mechanism of confluxing, also comprise the clutch brake operating mechanism by correspondence, the speed change gear control system that speed probe 3 and electronic control unit 53 etc. constitute.
Described first multi-clutch, second multi-clutch include for the input end of power input, at least two clutch output shafts and are used for the clutch mechanism that one of them clutch output shaft of selection is in transmission connection with corresponding being connected of input end of corresponding multi-clutch.In the present embodiment, the input end of first multi-clutch is to be in transmission connection with primary input axle 2 coaxial being connected, and be provided with the moment of torsion coupling shaft that is directly passed to the input end of second multi-clutch for the moment of torsion with primary input axle 2, be to be connected by coupling 12 to be in transmission connection between the input end of described moment of torsion coupling shaft and second multi-clutch, described primary input axle 2, first multi-clutch, second multi-clutch are to be arranged in order along same straight line, so that processing and satisfy the installation precision requirement.
Each input end, corresponding clutch output shaft and clutch mechanism are equivalent to a clutch, first multi-clutch comprises the first odd number shelves clutch 14, first even number shelves clutch 15 and the load output clutch, two corresponding clutch output shafts are the first odd number shelves output shaft 16, the first even number shelves output shaft 19 and are used for to the load output shaft 13 of the load utensil transferring power of correspondence that wherein the first odd number shelves output shaft 16, the first even number shelves output shaft 19 all are axle sleeve forms of coaxial setting.Second multi-clutch comprises the second odd number shelves clutch 11, the second even number shelves clutch 10, its input end is to be made of a solid shaft, this solid shaft is in transmission connection with primary input axle 2 coaxial being connected, two corresponding clutch output shafts are the second odd number shelves output shaft 8, the second even number shelves output shaft 6, and wherein the second odd number shelves output shaft 8, the second even number shelves output shaft 6 all are the axle sleeve forms with the coaxial setting of above-mentioned solid shaft.
During use, first multi-clutch, second multi-clutch all with corresponding clutch brake operating mechanism control connection, described clutch brake operating mechanism and electronic control unit 53 control connections, wherein electronic control unit 53 is ECU, it is the conventional means that related domain is used for the action of solenoidoperated cluthes break operating mechanism, concrete structure corresponding in the present embodiment is that those skilled in the art can realize, repeats no more herein.Optionally one of them with the first odd number shelves output shaft 16, the first even number shelves output shaft 19 of the input end of first multi-clutch is connected at synchronization according to the rule of setting, and optionally one of them with the second odd number shelves output shaft 8, the second even number shelves output shaft 6 of the input end of second multi-clutch is connected at synchronization according to the rule of setting, can make the transmission of power of motor 1 arrive the output shaft of correspondence.The action of first multi-clutch, second multi-clutch is independent of each other.
It is first double planet wheel rows of mixing mechanism of confluxing that two described double planet wheel rows of mixing conflux corresponding with described first multi-clutch in the mechanism, comprise first planet row and second planet row, first sun gear 31, first planet wheel 32, first planet carrier 24 and first gear ring 25 are drawn together in the described first planet package, and second sun gear 29, second planet wheel 28, second planet carrier 27 and second gear ring 26 are drawn together in the described second planet package.First sun gear 31 and the described first sun gear input shaft 35 are coaxial being connected and being in transmission connection, be connected on described first planet carrier 24 and be connected with the first planet carrier input shaft 33 with the 35 coaxial settings of the first sun gear input shaft, second planet carrier 27 and described first planet row's first gear ring 25 is to be connected and to be in transmission connection, be connected on described second gear ring 26 and be connected with the second gear ring input shaft 20 with the coaxial setting of the first sun gear input shaft, second sun gear 29 is used for first planet row is passed to the output of confluxing of the rotating speed of second planet carrier 27 and rotating speed that the second gear ring input shaft 20 passes to second gear ring 26, and described second sun gear 29 is to be in transmission connection with main output shaft 30 coaxial being connected.
The odd number shelves that are provided with between the described first odd number shelves clutch output shaft and the described first planet carrier input shaft 33 between transmission moment of torsion select the change gear group, and the even number shelves that are provided with between the described first even number shelves clutch output shaft and the described second gear ring input shaft 20 between transmission moment of torsion select the change gear group.In the present embodiment, it all is the gear trains that only comprise the fixed axis gear of one group of transmission that is meshing with each other that described odd number shelves select change gear group and even number shelves to select the change gear group, respectively the first I shelves driving gear 17, the first I shelves driven gear 34 and the first II shelves driving gear 18, the first II shelves driven gear 21.Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the described first planet carrier input shaft 33 and on the second gear ring input shaft 20, be respectively the first planet carrier input shaft break 22 and the second gear ring input shaft break 23.
It is second double planet wheel rows of mixing mechanism of confluxing that two described double planet wheel rows of mixing conflux corresponding with described second multi-clutch in the mechanism, planet row and back planet row before comprising, sun gear 52, preceding planet wheel 42, preceding planet carrier 43 and front ring gear 41 before the planet package is drawn together before described, the planet package of described back are drawn together rear sun gear 39, back planet wheel 38, back planet carrier 37 and back gear ring 40.Sun gear 52 is to be in transmission connection with described preceding sun gear input shaft 49 coaxial being connected before described, be connected on the planet carrier 43 before described and be connected with preceding planet carrier input shaft 47 with preceding sun gear input shaft 49 coaxial settings, described back planet carrier 37 be with described before planet row's front ring gear 41 be in transmission connection, be connected on the gear ring 40 of described back and be connected with back gear ring input shaft 44 with preceding sun gear input shaft 49 coaxial settings, described rear sun gear 39 is used for preceding planet row is passed to the output of confluxing of the rotating speed of back planet carrier 37 and rotating speed that back gear ring input shaft 44 passes to back gear ring 40, and described rear sun gear 39 and described preceding sun gear input shaft 49 are coaxial being connected and being in transmission connection.
The second odd number shelves that are provided with between transmission moment of torsion between the described second odd number shelves clutch output shaft and the described preceding planet carrier input shaft 47 select the change gear group, the second even number shelves that are provided with between transmission moment of torsion between the described second even number shelves clutch output shaft and the described back gear ring input shaft 44 select the change gear group, and the preceding sun gear input shaft 49 that is provided with between described preceding sun gear input shaft 49 and the described primary input axle 2 between transmission moment of torsion selects the change gear group.In the present embodiment, it all is the gear trains that only comprise the fixed axis gear of a pair of transmission that is meshing with each other that the described second odd number shelves select change gear group, the second even number shelves to select change gear group and preceding sun gear input shaft 49 to select the change gear group, the difference second I shelves driving gear 9, the second I shelves driven gear 45, the second II shelves driving gear 7, the second II shelves driven gear 46 and the second III shelves driving gear 5, the second III shelves driven gear 48.Be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the planet carrier input shaft 47 with on the back gear ring input shaft 44 before described, planet carrier input shaft 47 and back gear ring input shaft break 51 before being respectively.
Select the change gear group by first multi-clutch, corresponding odd number shelves, the first planet carrier input shaft 33 can obtain a kind of rotating speed, the first planet carrier input shaft, 33 rotating speeds are zero when adding 22 brakings of the first planet carrier input shaft break, the first planet carrier input shaft 33 has 2 kinds of rotating speeds, and namely first sun gear 31 has 2 kinds of rotating speeds.Select the change gear group by first multi-clutch, corresponding even number shelves, first gear ring, 25 input shafts can obtain a kind of rotating speed, its rotating speed is zero when adding the braking of first gear ring, 25 input shaft breaks, and first gear ring, 25 input shafts have 2 kinds of rotating speeds, and namely first gear ring 25 has 2 kinds of rotating speeds.
The second odd number gear shift gear train by second multi-clutch, correspondence, preceding planet carrier input shaft 47 can obtain a kind of rotating speed, its rotating speed was zero when planet carrier input shaft break 50 was braked before adding, preceding planet carrier input shaft 47 has 2 kinds of rotating speeds, and namely preceding planet carrier 43 has 2 kinds of rotating speeds.The second even number gear shift gear train by second multi-clutch, correspondence, back gear ring input shaft 44 can obtain a kind of rotating speed, its rotating speed is zero when adding back gear ring input shaft break 51 brakings, back gear ring input shaft 44 has 2 kinds of rotating speeds, namely back gear ring 40 has 2 kinds of rotating speeds, also namely the first sun gear input shaft 35 has 2 * 2 kinds of rotating speeds, and first sun gear 31 has 2 * 2 kinds of rotating speeds.Therefore, the rotating speed of first sun gear 31 and first planet carrier 24 confluxes the back to first gear ring 25 and 27 outputs of second planet carrier, the rotating speed of second planet carrier 27 confluxes the back to 29 outputs of second sun gear with the rotating speed of second gear ring 26 again, second sun gear 29 can be realized 2 * 2 * 2 * 2=16 kind rotating speed, that is, main output shaft 30 can be realized 2 * 2 * 2 * 2=16 kind rotating speed, gear output is easy to realize, gear is many, and the gear wide ranges can satisfy the various operation operating modes of tractor to the requirement of speed.
Hereinafter specifically tell about state and the power transmission line of each parts under the computational methods of velocity ratio and the concrete a certain situation.
If the rotating speed of back gear ring input shaft 44 is n
1, the rotating speed of preceding planet carrier input shaft 47 is n
2, the rotating speed of preceding sun gear input shaft 49 is n
3The rotating speed of the first sun gear input shaft 35 is n, and the rotating speed of front ring gear 41 is n
Q1, when planet row was confluxed before second double planet wheel rows of mixing confluxed in the mechanism, satisfy characteristic equation, then have:
n
3+α
1n
q1＝(1+α
1)n
2
So:
Back planet row also satisfies characteristic equation when confluxing, and then has:
n+α
2n
1＝(1+α
2)n
q1
So output speed is:
In the formula, α
1Be planet row special parameter before the preceding double planet wheel rows of mixing, α
2Be planet row special parameter behind the preceding double planet wheel rows of mixing.
If the rotating speed of the first planet carrier input shaft 33 is n
4, the rotating speed of the second gear ring input shaft 20 is n
5, the rotating speed of second sun gear 29 is n
t, the rotating speed of first gear ring 25 is n
Q2, when planet row was confluxed before first double planet wheel rows of mixing confluxed in the mechanism, satisfy characteristic equation, then have:
n+α
3n
q2＝(1+α
3)n
4
So:
Back planet row also satisfies characteristic equation when confluxing, and then has:
n
t+α
4n
5＝(1+α
4)n
q2
So the output speed of second sun gear 29 is:
In the formula, α
3Be planet row special parameter before the double planet wheel rows of mixing of back, α
4Be planet row special parameter behind the double planet wheel rows of mixing of back.
If second I of the second multi-clutch correspondence, II, III shelves velocity ratio are respectively i
1, i
2, i
3, first I of the first multi-clutch correspondence, II shelves velocity ratio are respectively i
4, i
5, primary input axle 2 rotating speeds are n
0
N then
1Two kinds of value: n are arranged
1=0,
n
2Two kinds of value: n are arranged
2=0,
n
3A kind of value is arranged:
n
4Two kinds of value: n are arranged
4=0,
n
5Two kinds of value: n are arranged
5=0,
With n
1, n
2, n
3, n
4, n
5Different value substitution equations can try to achieve the output shaft rotating speed, and then can try to achieve velocity ratio.
When: n
1=0 o'clock, the second odd number shelves clutch 11 separated, back gear ring input shaft break 51 work; When
The time, 11 combinations of the second odd number shelves clutch, back gear ring input shaft break 51 is not worked.The value of all the other rotating speeds and the state of clutch brake and n
1Similar, no longer specifically narration.Certainly, more than respectively to select the velocity ratio of change gear group be specifically to determine according to actual speed change demand, be that those skilled in the art realize easily, concrete velocity ratio is no longer given an example herein.
The speed probe 3 for detection of the rotating speed of each root axle that described double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises also that corresponding described primary input axle 2, main output shaft 30, the first sun gear input shaft, preceding sun gear input shaft 49, each clutch output shaft, each planet carrier input shaft, each gear ring input shaft and load output shaft 13 arrange, electronic control unit 53 can obtain the rotary speed information of each speed probe 3.During work, clutch brake operating mechanism and electronic control unit 53 control connections, electronic control unit 53 is identified according to the running state of 3 pairs of speed changers of each rotating speed speed probe and is judged, and according to the process of power shift of setting, when the needs gear-change operation, control each clutch and the action of each break by the clutch brake operating mechanism, realize automatic speed changing.
In above-described embodiment, the rotating speed with primary input axle 2 of being used for that arranges between the described first sun gear input shaft and the described primary input axle 2 changes over two or more and what export to that the first sun gear input shaft speed change gear of the first sun gear input shaft adopts is the speed change gear of multi-clutch structure and the second corresponding double planet wheel rows of mixing mechanism of confluxing, in other embodiments of the invention, this first sun gear input shaft speed change gear also can replace to other forms, for example the form of stepless speed variator.In addition, respectively select the quantity of change gear group middle gear group also can be set to other quantity in above-described embodiment, for example more than two or three, corresponding synchronizer can be set this moment and be used for the selector device that selects of control synchro action, to adapt to the gear demand of varying number.This employing synchronizer is the conventional techniques means of related domain with selecting selector device, and for example the mechanism that puts down in writing in the technology of Beijing no longer specifies herein.And the load output clutch that is wholely set with first multi-clutch in above-described embodiment also is nonessential structure, can save in other embodiments or clutch is set separately and primary input axle 2 is in transmission connection.Each break in above-described embodiment also is nonessential structure, can save in other embodiments, perhaps replace to other forms, for example, correspondence the axle and speed change gear housing 4 between synchronizer is set, rely on synchronizer with axle and housing 4 relative fixed, can realize braking and braking releasing equally.
Claims (10)
1. double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises housing, the primary input axle for the moment of torsion input, the main output shaft of output torque, it is characterized in that: also comprise multi-clutch and the double planet wheel rows of mixing mechanism of confluxing; Described multi-clutch comprises input end, at least two the clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; The described double planet wheel rows of mixing mechanism of confluxing comprises that first planet row and second planet arrange, first sun gear is drawn together in the described first planet package, first planet wheel, first gear ring and first planet carrier, also comprise the first sun gear input shaft to the first sun gear input torque, the first planet carrier input shaft to the first planet carrier input torque, second sun gear is drawn together in the described second planet package, second planet wheel, second gear ring and second planet carrier, also comprise the second gear ring input shaft to the second gear ring input torque, described second planet carrier is coaxial being in transmission connection with described first gear ring, and described second sun gear is in transmission connection with described main output shaft is coaxial; Described clutch output shaft comprises odd number shelves clutch output shaft and even number shelves clutch output shaft, the odd number shelves that are provided with between described odd number shelves clutch output shaft and the described first planet carrier input shaft between transmission moment of torsion select the change gear group, and the even number shelves that are provided with between described even number shelves clutch output shaft and the described second gear ring input shaft between transmission moment of torsion select the change gear group; Be provided with between the described first sun gear input shaft and the described primary input axle for the rotating speed with the primary input axle and change over two or more and export to the first sun gear input shaft speed change gear of the first sun gear input shaft.
2. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 1 is characterized in that: the described first sun gear input shaft speed change gear comprises second multi-clutch and second double planet wheel rows of mixing mechanism of confluxing; Described second multi-clutch comprises input end, at least two the second clutch output shafts that connect with primary input shaft drive and is used for the clutch mechanism of selecting corresponding clutch output shaft and its input end to be in transmission connection; Described second double planet wheel rows of mixing conflux mechanism comprise before planet row and back planet row, preceding sun gear is drawn together in the planet package before described, preceding planet wheel, front ring gear and preceding planet carrier, also comprise the preceding sun gear input shaft of sun gear input torque forward, the preceding planet carrier input shaft of planet carrier input torque forward, rear sun gear is drawn together in the planet package of described back, back planet wheel, back gear ring and back planet carrier, also comprise the back gear ring input shaft of gear ring input torque backward, described back planet carrier is coaxial being in transmission connection with described front ring gear, and described rear sun gear is in transmission connection with described main output shaft is coaxial; The described second clutch output shaft comprises the second odd number shelves clutch output shaft and the second even number shelves clutch output shaft, the second odd number shelves that are provided with between transmission moment of torsion between the described second odd number shelves clutch output shaft and the described preceding planet carrier input shaft select the change gear group, the second even number shelves that are provided with between transmission moment of torsion between the described second even number shelves clutch output shaft and the described back gear ring input shaft select the change gear group, and the preceding sun gear input shaft that is provided with between described preceding sun gear input shaft and the described primary input axle between transmission moment of torsion selects the change gear group.
3. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 1 and 2, it is characterized in that: it all is the gear trains that only comprise the fixed axis gear of a pair of transmission that is meshing with each other that described odd number shelves select change gear group and even number shelves to select the change gear group.
4. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 1 and 2 is characterized in that: be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the described first planet carrier input shaft and on the second gear ring input shaft.
5. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 2 is characterized in that: be respectively equipped with the break of the axle of correspondence being braked under corresponding control mechanism control on the planet carrier input shaft with on the gear ring input shaft of back before described.
6. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 2, it is characterized in that: it all is the gear trains that only comprise the fixed axis gear of a pair of transmission that is meshing with each other that the described second odd number shelves select change gear group, the second even number shelves to select change gear group and preceding sun gear input shaft to select the change gear group.
7. according to claim 2 or 5 or 6 described double planet wheel rows of mixing convergent current type multi-clutch speed change gears, it is characterized in that: described primary input axle, multi-clutch, second multi-clutch are to be arranged in order along same straight line, described multi-clutch is provided with the moment of torsion coupling shaft of directly exporting for the moment of torsion of primary input axle, and the input end of described second multi-clutch is to be in transmission connection by coupling and described moment of torsion coupling shaft.
8. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 5 is characterized in that: described double planet wheel rows of mixing convergent current type multi-clutch speed change gear is provided with for each described clutch mechanism of control and each described break by the clutch brake operating mechanism of setting the rule action.
9. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 8 is characterized in that: described clutch output shaft also comprises for the load output shaft to the load utensil transferring power of correspondence.
10. double planet wheel rows of mixing convergent current type multi-clutch speed change gear according to claim 9, it is characterized in that: described double planet wheel rows of mixing convergent current type multi-clutch speed change gear comprises corresponding described primary input axle, main output shaft, the first sun gear input shaft, preceding sun gear input shaft, each clutch output shaft, each planet carrier input shaft, the speed probe for detection of the rotating speed of each root axle that each gear ring input shaft and load output shaft arrange, also comprise be used to the rotary speed information that obtains described speed probe and according to rotary speed information and control the electronic control unit that described clutch brake operating mechanism moves, the signal output part of speed probe is connected with the signal input part of electronic control unit, electronic control unit and described clutch brake operating mechanism control connection.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155463.0A CN103256353B (en) | 2013-04-28 | 2013-04-28 | Double planet wheel rows of mixing convergent current type multi-clutch speed change gear |
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| CN201310155463.0A CN103256353B (en) | 2013-04-28 | 2013-04-28 | Double planet wheel rows of mixing convergent current type multi-clutch speed change gear |
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| CN103256353A true CN103256353A (en) | 2013-08-21 |
| CN103256353B CN103256353B (en) | 2015-08-12 |
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| CN201310155463.0A Expired - Fee Related CN103256353B (en) | 2013-04-28 | 2013-04-28 | Double planet wheel rows of mixing convergent current type multi-clutch speed change gear |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585369A (en) * | 2017-01-20 | 2017-04-26 | 廖建群 | Articulated hillside tractor with cascaded efficiency power transmission system |
| CN106740077A (en) * | 2017-01-20 | 2017-05-31 | 廖建群 | Radial type hillside tractor with parallel-connection structure effectively power speed change system |
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| JPH04302747A (en) * | 1991-03-29 | 1992-10-26 | Nippondenso Co Ltd | Transmission |
| JPH08312737A (en) * | 1995-05-22 | 1996-11-26 | Honda Motor Co Ltd | Continuously variable transmission |
| CN101149095A (en) * | 2007-10-25 | 2008-03-26 | 同济大学 | Hybrid power drive device based on double clutch automatic speed-changer |
| CN201265630Y (en) * | 2008-07-25 | 2009-07-01 | 重庆大学 | Dual-clutch 5-level automatic speed transmission |
| CN203248637U (en) * | 2013-04-28 | 2013-10-23 | 河南科技大学 | Double-planet bus bar type multi-clutch speed changing device |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH04302747A (en) * | 1991-03-29 | 1992-10-26 | Nippondenso Co Ltd | Transmission |
| JPH08312737A (en) * | 1995-05-22 | 1996-11-26 | Honda Motor Co Ltd | Continuously variable transmission |
| CN101149095A (en) * | 2007-10-25 | 2008-03-26 | 同济大学 | Hybrid power drive device based on double clutch automatic speed-changer |
| CN201265630Y (en) * | 2008-07-25 | 2009-07-01 | 重庆大学 | Dual-clutch 5-level automatic speed transmission |
| CN203248637U (en) * | 2013-04-28 | 2013-10-23 | 河南科技大学 | Double-planet bus bar type multi-clutch speed changing device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585369A (en) * | 2017-01-20 | 2017-04-26 | 廖建群 | Articulated hillside tractor with cascaded efficiency power transmission system |
| CN106740077A (en) * | 2017-01-20 | 2017-05-31 | 廖建群 | Radial type hillside tractor with parallel-connection structure effectively power speed change system |
| CN106585369B (en) * | 2017-01-20 | 2018-05-25 | 廖建群 | Radial type hillside tractor with cascaded structure power speed changing system |
| CN106740077B (en) * | 2017-01-20 | 2018-05-25 | 廖建群 | Radial type hillside tractor with parallel-connection structure power speed changing system |
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|---|---|
| CN103256353B (en) | 2015-08-12 |
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